$(function(){
	var $this = $(this);
	var $component = $this.find('.changePage');
	var m_top = ( $(window).height() - $component.height() )/2;
	$component.css({'margin': m_top + 'px auto'});
});

$(function Load(url){
	window.setTimeout("window.location='main.action'", 3 * 1000); 
});
